Naming compounds 3

Which of the following combinations would need roman numerals in the name?

• potassium + fluorine

• beryllium + oxygen

• boron + iodine

• lead + oxygen

What is the correct formula for Sodium Oxide?

• NaO
• NaO₂
• Na₂O
• Na₂O₂

Tags

NGSS.MS-PS1-1

The name for the ionic compound NaF is

• Sodium fluoride

• Nappium fluoride

• Sodium fluorine

• Fluorine sodiumide

The chemical formula for CaS is

• Cerium sulfide

• Carbon sulfur

• Calcium sulfide

• Calcium sulfur

An ionic compound is formed between

• Metal anion(s) and non-metal cation(s)

• Two or more metal atoms

• Metal cation(s) and non-metal anion(s)

• Two or more non-metal atoms

Mg₃N₂

• Magnesium nitride

• Magnesium (II) nitride

• Magnesium (2) nitride

• Manganese nitrogen

• Magnesium (II) nitride (III)

Tags

NGSS.MS-PS1-1

What is the chemical formula for iodine heptafluoride?

• IF₇
• I₇F
• I₇F₇
• IF

What is the name of B₂Si

• boron silicide
• diboron silicide
• diboron monosilicide
• diboron silicon

What is the name of SeF₃?

• selenium fluoride
• selenium trifluoride
• triselenium fluoride
• selenium trifluorine

What is the name of C₃Cl₈ ?

• Carbon octachloride
• Tricarbon octachloride
• Carbon trichloride
• Octacarbon trichloride